| Characteristic | Overall |
Face shield worn under the hood |
Goggles worn under the hood |
p-value 2 |
|---|---|---|---|---|
| Profile | – | – | – | 1.00 |
| Medical Profile | 24/35 (69%) | 2/3 (67%) | 22/32 (69%) | – |
| Wash/IPC Profile | 11/35 (31%) | 1/3 (33%) | 10/32 (31%) | – |
| Duration under protection (mn) | – | – | – | 0.38 |
| Median (Min, Max) | 76 (26, 179) | 33 (26, 139) | 76 (32, 179) | – |
| Duration under protection (cat.) | – | – | – | 0.10 |
| 15 to 30 minutes | 1/35 (2.9%) | 1/3 (33%) | 0/32 (0%) | – |
| 31 to 45 minutes | 7/35 (20%) | 1/3 (33%) | 6/32 (19%) | – |
| 46 to 60 minutes | 6/35 (17%) | 0/3 (0%) | 6/32 (19%) | – |
| More than 60 minutes | 21/35 (60%) | 1/3 (33%) | 20/32 (63%) | – |
| Perceived duration (cat.) | – | – | – | 0.01 |
| 15 to 30 minutes | 2/35 (5.7%) | 0/3 (0%) | 2/32 (6.3%) | – |
| 31 to 45 minutes | 5/35 (14%) | 2/3 (67%) | 3/32 (9.4%) | – |
| 46 to 60 minutes | 3/35 (8.6%) | 0/3 (0%) | 3/32 (9.4%) | – |
| I don't know - Not sure | 1/35 (2.9%) | 1/3 (33%) | 0/32 (0%) | – |
| More than 60 minutes | 24/35 (69%) | 0/3 (0%) | 24/32 (75%) | – |
| Perceived vs Real duration | – | – | – | 0.55 |
| Identical | 23/34 (68%) | 1/2 (50%) | 22/32 (69%) | – |
| Longer than real | 8/34 (24%) | 1/2 (50%) | 7/32 (22%) | – |
| Shorter than real | 3/34 (8.8%) | 0/2 (0%) | 3/32 (9.4%) | – |
| Unknown | 1 | 1 | 0 | – |
| Primary activity | – | – | – | 0.24 |
| Medical Activity | 20/35 (57%) | 3/3 (100%) | 17/32 (53%) | – |
| Wash/IPC Activity | 15/35 (43%) | 0/3 (0%) | 15/32 (47%) | – |
| Mask adjustment | 1/1 (100%) | 0/0 (NA%) | 1/1 (100%) | – |
| Unknown | 34 | 3 | 31 | – |
| Body unintentionally exposed | – | – | – | 1.00 |
| Cheeks | 3/30 (10%) | 0/2 (0%) | 3/28 (11%) | – |
| No, all parts of my body were fully covered at all times | 27/30 (90%) | 2/2 (100%) | 25/28 (89%) | – |
| Unknown | 5 | 1 | 4 | – |
| Safety feeling | – | – | – | 0.58 |
| Always | 22/34 (65%) | 3/3 (100%) | 19/31 (61%) | – |
| Most of the time | 11/34 (32%) | 0/3 (0%) | 11/31 (35%) | – |
| Sometimes | 1/34 (2.9%) | 0/3 (0%) | 1/31 (3.2%) | – |
| Unknown | 1 | 0 | 1 | – |
| 1
n/N (%) |
||||
| 2
Fisher’s exact test; Wilcoxon rank sum exact test |
||||
| Characteristic | Identical |
Longer than real |
Shorter than real |
p-value 2 |
|---|---|---|---|---|
| Profile | – | – | – | 1.00 |
| Medical Profile | 16/23 (70%) | 6/8 (75%) | 2/3 (67%) | – |
| Wash/IPC Profile | 7/23 (30%) | 2/8 (25%) | 1/3 (33%) | – |
| Eyes protection | – | – | – | 0.55 |
| Face shield worn under the hood | 1/23 (4.3%) | 1/8 (13%) | 0/3 (0%) | – |
| Goggles worn under the hood | 22/23 (96%) | 7/8 (88%) | 3/3 (100%) | – |
| Duration under protection (mn) | – | – | – | 0.01 |
| Median (Min, Max) | 82 (33, 179) | 46 (26, 59) | 47 (34, 105) | – |
| Duration under protection (cat.) | – | – | – | 0.00 |
| 15 to 30 minutes | 0/23 (0%) | 1/8 (13%) | 0/3 (0%) | – |
| 31 to 45 minutes | 4/23 (17%) | 2/8 (25%) | 1/3 (33%) | – |
| 46 to 60 minutes | 0/23 (0%) | 5/8 (63%) | 1/3 (33%) | – |
| More than 60 minutes | 19/23 (83%) | 0/8 (0%) | 1/3 (33%) | – |
| Perceived duration (cat.) | – | – | – | 0.00 |
| 15 to 30 minutes | 0/23 (0%) | 0/8 (0%) | 2/3 (67%) | – |
| 31 to 45 minutes | 4/23 (17%) | 1/8 (13%) | 0/3 (0%) | – |
| 46 to 60 minutes | 0/23 (0%) | 2/8 (25%) | 1/3 (33%) | – |
| More than 60 minutes | 19/23 (83%) | 5/8 (63%) | 0/3 (0%) | – |
| Primary activity | – | – | – | 0.64 |
| Medical Activity | 14/23 (61%) | 4/8 (50%) | 1/3 (33%) | – |
| Wash/IPC Activity | 9/23 (39%) | 4/8 (50%) | 2/3 (67%) | – |
| Mask adjustment | 0/0 (NA%) | 0/0 (NA%) | 1/1 (100%) | – |
| Unknown | 23 | 8 | 2 | – |
| Body unintentionally exposed | – | – | – | 1.00 |
| Cheeks | 3/21 (14%) | 0/6 (0%) | 0/3 (0%) | – |
| No, all parts of my body were fully covered at all times | 18/21 (86%) | 6/6 (100%) | 3/3 (100%) | – |
| Unknown | 2 | 2 | 0 | – |
| Safety feeling | – | – | – | 0.90 |
| Always | 13/22 (59%) | 6/8 (75%) | 2/3 (67%) | – |
| Most of the time | 8/22 (36%) | 2/8 (25%) | 1/3 (33%) | – |
| Sometimes | 1/22 (4.5%) | 0/8 (0%) | 0/3 (0%) | – |
| Unknown | 1 | 0 | 0 | – |
| 1
n/N (%) |
||||
| 2
Fisher’s exact test; Kruskal-Wallis rank sum test |
||||
| Characteristic | Medical Profile |
Wash/IPC Profile |
p-value 2 |
|---|---|---|---|
| Eyes protection | – | – | 1.00 |
| Face shield worn under the hood | 2/24 (8.3%) | 1/11 (9.1%) | – |
| Goggles worn under the hood | 22/24 (92%) | 10/11 (91%) | – |
| Duration under protection (mn) | – | – | 0.14 |
| Median (Min, Max) | 73 (26, 179) | 94 (36, 139) | – |
| Duration under protection (cat.) | – | – | 0.67 |
| 15 to 30 minutes | 1/24 (4.2%) | 0/11 (0%) | – |
| 31 to 45 minutes | 6/24 (25%) | 1/11 (9.1%) | – |
| 46 to 60 minutes | 4/24 (17%) | 2/11 (18%) | – |
| More than 60 minutes | 13/24 (54%) | 8/11 (73%) | – |
| Perceived duration (cat.) | – | – | 0.70 |
| 15 to 30 minutes | 2/24 (8.3%) | 0/11 (0%) | – |
| 31 to 45 minutes | 4/24 (17%) | 1/11 (9.1%) | – |
| 46 to 60 minutes | 2/24 (8.3%) | 1/11 (9.1%) | – |
| I don't know - Not sure | 0/24 (0%) | 1/11 (9.1%) | – |
| More than 60 minutes | 16/24 (67%) | 8/11 (73%) | – |
| Perceived vs Real duration | – | – | 1.00 |
| Identical | 16/24 (67%) | 7/10 (70%) | – |
| Longer than real | 6/24 (25%) | 2/10 (20%) | – |
| Shorter than real | 2/24 (8.3%) | 1/10 (10%) | – |
| Unknown | 0 | 1 | – |
| Primary activity | – | – | 0.00 |
| Medical Activity | 19/24 (79%) | 1/11 (9.1%) | – |
| Wash/IPC Activity | 5/24 (21%) | 10/11 (91%) | – |
| Mask adjustment | 0/0 (NA%) | 1/1 (100%) | – |
| Unknown | 24 | 10 | – |
| Body unintentionally exposed | – | – | 0.25 |
| Cheeks | 1/20 (5.0%) | 2/10 (20%) | – |
| No, all parts of my body were fully covered at all times | 19/20 (95%) | 8/10 (80%) | – |
| Unknown | 4 | 1 | – |
| Safety feeling | – | – | 1.00 |
| Always | 15/23 (65%) | 7/11 (64%) | – |
| Most of the time | 7/23 (30%) | 4/11 (36%) | – |
| Sometimes | 1/23 (4.3%) | 0/11 (0%) | – |
| Unknown | 1 | 0 | – |
| 1
n/N (%) |
|||
| 2
Fisher’s exact test; Wilcoxon rank sum exact test |
|||
| Characteristic | Medical Activity |
Wash/IPC Activity |
p-value 2 |
|---|---|---|---|
| Profile | – | – | 0.00 |
| Medical Profile | 19/20 (95%) | 5/15 (33%) | – |
| Wash/IPC Profile | 1/20 (5.0%) | 10/15 (67%) | – |
| Eyes protection | – | – | 0.24 |
| Face shield worn under the hood | 3/20 (15%) | 0/15 (0%) | – |
| Goggles worn under the hood | 17/20 (85%) | 15/15 (100%) | – |
| Duration under protection (mn) | – | – | 0.56 |
| Median (Min, Max) | 75 (26, 179) | 82 (36, 107) | – |
| Duration under protection (cat.) | – | – | 0.08 |
| 15 to 30 minutes | 1/20 (5.0%) | 0/15 (0%) | – |
| 31 to 45 minutes | 6/20 (30%) | 1/15 (6.7%) | – |
| 46 to 60 minutes | 1/20 (5.0%) | 5/15 (33%) | – |
| More than 60 minutes | 12/20 (60%) | 9/15 (60%) | – |
| Perceived duration (cat.) | – | – | 0.85 |
| 15 to 30 minutes | 1/20 (5.0%) | 1/15 (6.7%) | – |
| 31 to 45 minutes | 4/20 (20%) | 1/15 (6.7%) | – |
| 46 to 60 minutes | 2/20 (10%) | 1/15 (6.7%) | – |
| I don't know - Not sure | 1/20 (5.0%) | 0/15 (0%) | – |
| More than 60 minutes | 12/20 (60%) | 12/15 (80%) | – |
| Perceived vs Real duration | – | – | 0.64 |
| Identical | 14/19 (74%) | 9/15 (60%) | – |
| Longer than real | 4/19 (21%) | 4/15 (27%) | – |
| Shorter than real | 1/19 (5.3%) | 2/15 (13%) | – |
| Unknown | 1 | 0 | – |
| Mask adjustment | 0/0 (NA%) | 1/1 (100%) | – |
| Unknown | 20 | 14 | – |
| Body unintentionally exposed | – | – | 0.55 |
| Cheeks | 1/18 (5.6%) | 2/12 (17%) | – |
| No, all parts of my body were fully covered at all times | 17/18 (94%) | 10/12 (83%) | – |
| Unknown | 2 | 3 | – |
| Safety feeling | – | – | 1.00 |
| Always | 12/19 (63%) | 10/15 (67%) | – |
| Most of the time | 6/19 (32%) | 5/15 (33%) | – |
| Sometimes | 1/19 (5.3%) | 0/15 (0%) | – |
| Unknown | 1 | 0 | – |
| 1
n/N (%) |
|||
| 2
Fisher’s exact test; Wilcoxon rank sum exact test |
|||
| profile | N | Mean Duration | Std. Dev. | Duration Distribution |
|---|---|---|---|---|
| Nurse | 8 | 74.3 | 28.3 | |
| Medical doctor | 10 | 74.4 | 45.1 | |
| MHPSS | 1 | 75.7 | NA | |
| Laboratory | 3 | 30.8 | 4.4 | |
| Infection prevention and control | 6 | 92.8 | 16.6 | |
| Hygienist | 4 | 84.2 | 46.0 | |
| Environmental officer | 1 | 35.9 | NA | |
| Clinical officer | 2 | 77.0 | 2.4 |
Profiles
Primary Activity
Profile Prevalence
| Profile | Prevalence | Percentage | Frequency |
|---|---|---|---|
| Medical doctor | 10 |
28.6%
|
10 / 35 |
| Nurse | 8 |
22.9%
|
8 / 35 |
| Infection prevention and control | 6 |
17.1%
|
6 / 35 |
| Hygienist | 4 |
11.4%
|
4 / 35 |
| Laboratory | 3 |
8.6%
|
3 / 35 |
| Clinical officer | 2 |
5.7%
|
2 / 35 |
| Environmental officer | 1 |
2.9%
|
1 / 35 |
| MHPSS | 1 |
2.9%
|
1 / 35 |
| Visibility | Prevalence | Percentage | Frequency |
|---|---|---|---|
| donning | |||
| Very clear | 11 |
47.8%
|
11 / 23 |
| Mostly clear | 11 |
47.8%
|
11 / 23 |
| Partially obstructed | 1 |
4.3%
|
1 / 23 |
| inside | |||
| Very clear | 9 |
40.9%
|
9 / 22 |
| Mostly clear | 8 |
36.4%
|
8 / 22 |
| Partially obstructed | 5 |
22.7%
|
5 / 22 |
| doffing | |||
| Very clear | 9 |
42.9%
|
9 / 21 |
| Partially obstructed | 7 |
33.3%
|
7 / 21 |
| Mostly clear | 5 |
23.8%
|
5 / 21 |
| Characteristic | donning |
inside |
doffing |
p-value 2 |
|---|---|---|---|---|
| Visibility | – | – | – | 0.13 |
| Mostly clear | 11/23 (48%) | 8/22 (36%) | 5/21 (24%) | – |
| Partially obstructed | 1/23 (4.3%) | 5/22 (23%) | 7/21 (33%) | – |
| Very clear | 11/23 (48%) | 9/22 (41%) | 9/21 (43%) | – |
| 1
n/N (%) |
||||
| 2
Fisher’s exact test |
||||
| Problem experienced | Prevalence | Percentage | Frequency |
|---|---|---|---|
| donning | |||
| No issue | 24 |
96%
|
24 / 25 |
| Fogging | 1 |
4%
|
1 / 25 |
| inside | |||
| No issue | 24 |
80%
|
24 / 30 |
| Fogging | 6 |
20%
|
6 / 30 |
| doffing | |||
| No issue | 22 |
75.9%
|
22 / 29 |
| Fogging | 6 |
20.7%
|
6 / 29 |
| Partial obstruction | 1 |
3.4%
|
1 / 29 |
| Characteristic | donning |
inside |
doffing |
p-value 2 |
|---|---|---|---|---|
| Problem | – | – | – | 0.15 |
| Fogging | 1/25 (4.0%) | 6/30 (20%) | 6/29 (21%) | – |
| No issue | 24/25 (96%) | 24/30 (80%) | 22/29 (76%) | – |
| Partial obstruction | 0/25 (0%) | 0/30 (0%) | 1/29 (3.4%) | – |
| 1
n/N (%) |
||||
| 2
Fisher’s exact test |
||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 34 | 8 | 0.75 | 0.75 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 0.75 | 0.10, 4.15 | ||||
| length_minutes | 34 | 8 | 0.94 | 0.88, 0.98 | <0.001 | 0.003 |
| activity_main | 34 | 8 | 0.70 | 0.75 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 1.36 | 0.27, 6.97 | ||||
| safety_feeling | 33 | 8 | 0.61 | 0.75 | ||
| Always | — | — | ||||
| Most of the time | 0.56 | 0.07, 3.05 | ||||
| Sometimes | 0.00 | |||||
| eye_protection | 34 | 8 | 0.40 | 0.75 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 0.28 | 0.01, 7.68 | ||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 34 | 8 | 0.55 | 0.73 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 0.40 | 0.01, 8.00 | ||||
| activity_main | 34 | 8 | 0.18 | 0.37 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 6.75 | 0.41, 244 | ||||
| length_minutes | 34 | 8 | 0.92 | 0.82, 0.97 | <0.001 | 0.002 |
| eye_protection | 34 | 8 | 0.77 | 0.77 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 1.64 | 0.04, 62.7 | ||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 34 | 12 | 0.93 | 0.93 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 1.07 | 0.22, 4.75 | ||||
| length_minutes | 34 | 12 | 0.99 | 0.97, 1.01 | 0.51 | 0.93 |
| activity_main | 34 | 12 | 0.83 | 0.93 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 0.86 | 0.20, 3.55 | ||||
| eye_protection | 34 | 12 | 0.10 | 0.38 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 26,870,408 | 0.00, |
||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 21 | 7 | >0.99 | >0.99 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 1.00 | 0.11, 7.24 | ||||
| length_minutes | 21 | 7 | 0.97 | 0.94, 1.01 | 0.12 | 0.29 |
| activity_main | 21 | 7 | 0.75 | 0.94 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 1.35 | 0.20, 8.86 | ||||
| eye_protection | 21 | 7 | 0.19 | 0.31 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 24,817,807 | 0.00, |
||||
| vis_inside_bin | 21 | 7 | <0.001 | 0.005 | ||
| Clear | — | — | ||||
| Unclear | 539,694,366 | 0.00, |
||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 29 | 7 | 0.87 | 0.87 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 0.86 | 0.10, 5.17 | ||||
| length_minutes | 29 | 7 | 0.99 | 0.96, 1.01 | 0.34 | 0.67 |
| activity_main | 29 | 7 | 0.74 | 0.87 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 0.75 | 0.12, 4.19 | ||||
| eye_protection | 29 | 7 | 0.28 | 0.67 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 14,890,684 | 0.00, |
||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||
| Characteristic | N | Event N | OR 1 | 95% CI 1 | p-value | q-value 2 |
|---|---|---|---|---|---|---|
| profile_main | 31 | 8 | 0.77 | 0.77 | ||
| Medical Profile | — | — | ||||
| Wash/IPC Profile | 0.76 | 0.10, 4.35 | ||||
| length_minutes | 31 | 8 | 0.99 | 0.96, 1.01 | 0.42 | 0.77 |
| activity_main | 31 | 8 | 0.61 | 0.77 | ||
| Medical Activity | — | — | ||||
| Wash/IPC Activity | 0.65 | 0.11, 3.33 | ||||
| eye_protection | 31 | 8 | 0.27 | 0.77 | ||
| Face shield worn under the hood | — | — | ||||
| Goggles worn under the hood | 16,207,548 | 0.00, |
||||
| 1
OR = Odds Ratio, CI = Confidence Interval |
||||||
| 2
False discovery rate correction for multiple testing |
||||||